{
  "manageEntity": {
    "action": "Repost",
    "entityId": "481021923",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x350d127a1707db0ef0c26bb19b32d3efb035dec8dfda80f6f15486441282b4b0",
    "signature": "0xf4845fb53fe3dbe6eeb4e70adbe48cf7f5c2e44e21cd5f7bfd75f9198428d4e4556d4ef6e098159f03ca0cede2c901886abfbf45d220a3d3303f55516e9f9db91c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}